Home / 133,330.24-199,995.36-53,404.50

Finding the Fourth Proportional to 133,330.24, 199,995.36 and 53,404.50

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Solution

The fourth proportional to 133,330.24, 199,995.36 and 53,404.50 is: 80,106.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,330.24 : 199,995.36 = 53,404.50 : x
  2. Step 2: Convert to fraction form
    133,330.24/199,995.36 = 53,404.50/x
  3. Step 3: Cross multiply
    133,330.24x = 199,995.36 × 53,404.50
  4. Step 4: Simplify right side
    133,330.24x = 10,680,652,203.12
  5. Step 5: Solve for x
    x = 10,680,652,203.12/133,330.24
  6. Step 6: Final answer
    x = 80,106.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.